data.cityofchicago.orgCurb lines for the city of Chicago. Curb lines mark the points where curbs meet the edge of the street pavement. To view or use these files, compression software and special GIS software, such as ESRI ArcGIS, is required.https://data.cityofchicago.org/api/views/5gv8-ktcgengCity of Chicago Data PortalPublicTransportationBoundaries - Curb Lines [Illinois--Chicago]Web servicesIllinois--ChicagoIllinoisLast Modified: 2011-08-28